AirHint found the following cheapest return flights from Cologne (CGN) to Prague (PRG) in April 2026 (see full year).

Return flights

14 Apr - 20 Apr	Ryanair
18 Apr - 20 Apr	Ryanair
11 Apr - 13 Apr	Ryanair
13 Apr - 20 Apr	Ryanair
16 Apr - 20 Apr	Ryanair
15 Apr - 20 Apr	Ryanair
13 Apr - 24 Apr	Ryanair
11 Apr - 20 Apr	Ryanair
14 Apr - 24 Apr	Ryanair
15 Apr - 24 Apr	Ryanair
28 Apr - 03 May	Ryanair
29 Apr - 05 May	Austrian Airlines
30 Apr - 03 May	Austrian Airlines

Also check the deals for one-way flights from Cologne to Prague in April.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Cologne to Prague in April from 109€

Return flights